Richard Cannell: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 148 of 148 total.
Seq.,Species,Scientific Name,Seen By Other Listers,Other Listers (%)
1,Canada Goose,Branta canadensis,460,98.08
2,Barnacle Goose,Branta leucopsis,322,68.66
3,Greylag Goose,Anser anser,449,95.74
4,Taiga Bean Goose,Anser fabalis,36,7.68
5,Mute Swan,Cygnus olor,461,98.29
6,Whooper Swan,Cygnus cygnus,310,66.10
7,Egyptian Goose,Alopochen aegyptiaca,370,78.89
8,Shelduck,Tadorna tadorna,441,94.03
9,Garganey,Spatula querquedula,282,60.13
10,Shoveler,Spatula clypeata,444,94.67
11,Gadwall,Mareca strepera,442,94.24
12,Wigeon,Mareca penelope,442,94.24
13,Mallard,Anas platyrhynchos,461,98.29
14,Pintail,Anas acuta,390,83.16
15,Teal,Anas crecca,445,94.88
16,Pochard,Aythya ferina,426,90.83
17,Tufted Duck,Aythya fuligula,457,97.44
18,Common Scoter,Melanitta nigra,347,73.99
19,Goldeneye,Bucephala clangula,383,81.66
20,Pheasant,Phasianus colchicus,454,96.80
21,Red-legged Partridge,Alectoris rufa,400,85.29
22,Swift,Apus apus,430,91.68
23,Cuckoo,Cuculus canorus,382,81.45
24,Stock Dove,Columba oenas,416,88.70
25,Woodpigeon,Columba palumbus,463,98.72
26,Collared Dove,Streptopelia decaocto,453,96.59
27,Water Rail,Rallus aquaticus,353,75.27
28,Moorhen,Gallinula chloropus,458,97.65
29,Coot,Fulica atra,456,97.23
30,Crane,Grus grus,199,42.43
31,Little Grebe,Tachybaptus ruficollis,443,94.46
32,Great Crested Grebe,Podiceps cristatus,447,95.31
33,Slavonian Grebe,Podiceps auritus,235,50.11
34,Stone-curlew,Burhinus oedicnemus,168,35.82
35,Oystercatcher,Haematopus ostralegus,448,95.52
36,Black-winged Stilt,Himantopus himantopus,82,17.48
37,Avocet,Recurvirostra avosetta,394,84.01
38,Grey Plover,Pluvialis squatarola,343,73.13
39,Ringed Plover,Charadrius hiaticula,399,85.07
40,Little Ringed Plover,Charadrius dubius,360,76.76
41,Lapwing,Vanellus vanellus,453,96.59
42,Eurasian Whimbrel,Numenius phaeopus,349,74.41
43,Curlew,Numenius arquata,436,92.96
44,Bar-tailed Godwit,Limosa lapponica,368,78.46
45,Black-tailed Godwit,Limosa limosa,411,87.63
46,Snipe,Gallinago gallinago,413,88.06
47,Common Sandpiper,Actitis hypoleucos,397,84.65
48,Green Sandpiper,Tringa ochropus,351,74.84
49,Wood Sandpiper,Tringa glareola,270,57.57
50,Redshank,Tringa totanus,434,92.54
51,Spotted Redshank,Tringa erythropus,331,70.58
52,Greenshank,Tringa nebularia,382,81.45
53,Turnstone,Arenaria interpres,411,87.63
54,Knot,Calidris canutus,349,74.41
55,Ruff,Calidris pugnax,369,78.68
56,Sanderling,Calidris alba,369,78.68
57,Dunlin,Calidris alpina,418,89.13
58,Purple Sandpiper,Calidris maritima,265,56.50
59,Pectoral Sandpiper,Calidris melanotos,177,37.74
60,Little Tern,Sternula albifrons,286,60.98
61,Black Tern,Chlidonias niger,167,35.61
62,Arctic Tern,Sterna paradisaea,290,61.83
63,Common Tern,Sterna hirundo,407,86.78
64,Roseate Tern,Sterna dougallii,143,30.49
65,Sandwich Tern,Thalasseus sandvicensis,372,79.32
66,Little Gull,Hydrocoloeus minutus,281,59.91
67,Kittiwake,Rissa tridactyla,382,81.45
68,Black-headed Gull,Chroicocephalus ridibundus,460,98.08
69,Mediterranean Gull,Ichthyaetus melanocephalus,366,78.04
70,Common Gull,Larus canus,418,89.13
71,Caspian Gull,Larus cachinnans,184,39.23
72,Herring Gull,Larus argentatus,457,97.44
73,Yellow-legged Gull,Larus michahellis,226,48.19
74,Great Black-backed Gull,Larus marinus,433,92.32
75,Lesser Black-backed Gull,Larus fuscus,448,95.52
76,Arctic Skua,Stercorarius parasiticus,204,43.50
77,Little Auk,Alle alle,98,20.90
78,Gannet,Morus bassanus,405,86.35
79,Cormorant,Phalacrocorax carbo,457,97.44
80,Glossy Ibis,Plegadis falcinellus,213,45.42
81,Spoonbill,Platalea leucorodia,335,71.43
82,Bittern,Botaurus stellaris,294,62.69
83,Little Egret,Egretta garzetta,444,94.67
84,Great White Egret,Ardea alba,387,82.52
85,Grey Heron,Ardea cinerea,454,96.80
86,Sparrowhawk,Accipiter nisus,443,94.46
87,Marsh Harrier,Circus aeruginosus,406,86.57
88,Red Kite,Milvus milvus,434,92.54
89,White-tailed Eagle,Haliaeetus albicilla,114,24.31
90,Buzzard,Buteo buteo,457,97.44
91,Short-eared Owl,Asio flammeus,262,55.86
92,Kingfisher,Alcedo atthis,410,87.42
93,Great Spotted Woodpecker,Dendrocopos major,443,94.46
94,Kestrel,Falco tinnunculus,453,96.59
95,Hobby,Falco subbuteo,347,73.99
96,Jay,Garrulus glandarius,447,95.31
97,Magpie,Pica pica,460,98.08
98,Jackdaw,Coloeus monedula,459,97.87
99,Rook,Corvus frugilegus,453,96.59
100,Carrion Crow,Corvus corone,460,98.08
101,Coal Tit,Periparus ater,446,95.10
102,Marsh Tit,Poecile palustris,318,67.80
103,Blue Tit,Cyanistes caeruleus,463,98.72
104,Great Tit,Parus major,461,98.29
105,Bearded Tit,Panurus biarmicus,299,63.75
106,Woodlark,Lullula arborea,210,44.78
107,Skylark,Alauda arvensis,440,93.82
108,Sand Martin,Riparia riparia,426,90.83
109,Swallow,Hirundo rustica,437,93.18
110,House Martin,Delichon urbicum,432,92.11
111,Cetti's Warbler,Cettia cetti,387,82.52
112,Long-tailed Tit,Aegithalos caudatus,453,96.59
113,Chiffchaff,Phylloscopus collybita,441,94.03
114,Sedge Warbler,Acrocephalus schoenobaenus,413,88.06
115,Reed Warbler,Acrocephalus scirpaceus,399,85.07
116,Grasshopper Warbler,Locustella naevia,264,56.29
117,Blackcap,Sylvia atricapilla,437,93.18
118,Garden Warbler,Sylvia borin,343,73.13
119,Lesser Whitethroat,Curruca curruca,332,70.79
120,Whitethroat,Curruca communis,421,89.77
121,Dartford Warbler,Curruca undata,184,39.23
122,Wren,Troglodytes troglodytes,458,97.65
123,Nuthatch,Sitta europaea,431,91.90
124,Starling,Sturnus vulgaris,458,97.65
125,Song Thrush,Turdus philomelos,454,96.80
126,Redwing,Turdus iliacus,443,94.46
127,Blackbird,Turdus merula,462,98.51
128,Robin,Erithacus rubecula,462,98.51
129,Nightingale,Luscinia megarhynchos,158,33.69
130,Stonechat,Saxicola rubicola,432,92.11
131,Wheatear,Oenanthe oenanthe,409,87.21
132,House Sparrow,Passer domesticus,458,97.65
133,Dunnock,Prunella modularis,462,98.51
134,Yellow Wagtail,Motacilla flava,368,78.46
135,Grey Wagtail,Motacilla cinerea,440,93.82
136,Pied Wagtail,Motacilla alba,460,98.08
137,Meadow Pipit,Anthus pratensis,434,92.54
138,Chaffinch,Fringilla coelebs,457,97.44
139,Brambling,Fringilla montifringilla,310,66.10
140,Bullfinch,Pyrrhula pyrrhula,429,91.47
141,Greenfinch,Chloris chloris,453,96.59
142,Linnet,Linaria cannabina,437,93.18
143,Common Redpoll,Acanthis flammea,79,16.84
144,Goldfinch,Carduelis carduelis,454,96.80
145,Serin,Serinus serinus,27,5.76
146,Siskin,Spinus spinus,414,88.27
147,Yellowhammer,Emberiza citrinella,407,86.78
148,Reed Bunting,Emberiza schoeniclus,439,93.60